Home / 22,272.39-33,392.79-11,171.07

Finding the Fourth Proportional to 22,272.39, 33,392.79 and 11,171.07

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Solution

The fourth proportional to 22,272.39, 33,392.79 and 11,171.07 is: 16,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272.39 : 33,392.79 = 11,171.07 : x
  2. Step 2: Convert to fraction form
    22,272.39/33,392.79 = 11,171.07/x
  3. Step 3: Cross multiply
    22,272.39x = 33,392.79 × 11,171.07
  4. Step 4: Simplify right side
    22,272.39x = 373,033,194.59
  5. Step 5: Solve for x
    x = 373,033,194.59/22,272.39
  6. Step 6: Final answer
    x = 16,748.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.